Edge Add-ons
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69 indicators in this extension

69 indicators
0 versions analysed

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What our analysis found

StreamFab U-NEXT Downloader is not yet reviewed by Extension Auditor. Its permissions mean it can inject scripts into pages and can observe network requests. It comes from a publisher with 12 extensions and was last updated in May 2026.

StreamFab U-NEXT Downloader

StreamFab U-NEXT Downloader Edge extension security report

ID: gcppaklckilkmffdhcbhgmdjafpckjfm

Supported Languages

🇺🇸US English

Extension Info & Metadata

Status
Active
Version
1.0.0.2
Size
1.85 MB
Rating
0.0/5
Reviews
0
Users
4
Type
Extension
Updated
May 25, 2026
Category
Developer-tools
Price
Paid
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
No
This publisherTrack record
12extensions
All still listed

Publisher Contextual Analysis

Author
Nisshintokin
Website
Visit
Extensions
12
Active
11
Obsolete
0
Listed
12
Unlisted
0
Users
1,041

Screenshots & videos

Screenshot 1
Screenshot 2
Screenshot 3
Screenshot 4
Screenshot 5

Install growth

Item
Type
Severity
Description
scripting
Permission
Critical
This permission allows injection and execution of JavaScript on any webpage. Rated Critical because it can modify page content, steal sensitive data, and inject malicious code into any site the extension has access to.
webRequest
Permission
Critical
This permission enables the extension to monitor and analyze all web requests made by the browser. Rated Critical because it can observe all network traffic including sensitive data, track browsing behavior, and gather authentication tokens.
Dangerous Permission Combination: cookies,webRequest,identity
Risk Factor
Critical
Allows extensions to intercept web requests, manage cookies, and access identity or certificate-related functionalities, potentially compromising secure access and authentication processes.
nativeMessaging
Permission
High
This permission enables communication with applications installed on your computer. Rated High because it can exchange data with native programs, potentially exposing system-level information and local files.
cookies
Permission
High
This permission provides full access to read and modify browser cookies. Rated High because it can steal session tokens, modify authentication cookies, and compromise accounts across websites.
identity
Permission
High
This permission accesses Chrome identity service and user information. Rated High because it can obtain OAuth tokens, access connected accounts, and impersonate the user in authenticated service.
Dangerous Permission Combination: scripting,cookies,webRequest
Risk Factor
High
Enables extensions to interact with scripts, modify files and downloads, and alter browsing history and bookmarks, potentially affecting data integrity and user control.
activeTab
Permission
Medium
This permission grants temporary access to the current tab. Rated Medium because it can access current page content when invoked, though limited to user-initiated actions.
storage
Permission
Medium
This permission allows storing data locally in the browser. Rated Medium because it can persist sensitive user data, track user activities over time, and potentially store malicious payloads.
tabs
Permission
Medium
This permission enables tab management and monitoring. Rated Medium because it can track open tabs, access tab metadata, and monitor user browsing patterns.
*://*.unext.jp/*
Host
Medium
Host permission — access limited to this URL pattern.
*://*.hnext.jp/*
Host
Medium
Host permission — access limited to this URL pattern.
*://*.nxtv.jp/*
Host
Medium
Host permission — access limited to this URL pattern.
notifications
Permission
Low
This permission displays system notifications. Rated Low because it can only show user-visible notifications without accessing system data.
sidePanel
Permission
Low
This permission adds custom panels to the browser interface. Rated Low because it only affects browser UI elements and cannot access page content.

69 indicators in this extension

69 indicators
0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
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About this extension

Download videos effortlessly from U-NEXT.

Read the publisher’s full description

StreamFab U-NEXT Video Downloader is designed to help users manage and save U-NEXT video content for offline viewing in supported scenarios. This extension is compatible with U-NEXT sites. It prioritizes stability, clarity, and control, offering a streamlined experience tailored specifically for U-NEXT use cases. Key Features - Designed exclusively for U-NEXT video pages - Saves videos in commonly used video formats, depending on availability - Supports selection of available audio tracks and subtitle languages - Automatically detects playable video resources on U-NEXT pages - Supports sequential processing of multiple episodes within a series - Provides controlled task handling with queue management - Preserves basic video information such as title, season, and episode details - Offers a multilingual user interface for better accessibility - Includes a trial version with optional licensing options Technology and Privacy Commitment This extension uses a local companion application (Coapp) to assist with video processing. All processing is performed locally on the user's device. The extension does not collect, store, or transmit personal data, browsing history, account credentials, or U-NEXT account information. Users are guided to install the local companion component only when required for supported features. Important Notice - This extension works only with U-NEXT video content that is compatible with standard browser-based playback technologies. Some content may not be supported due to technical or platform limitations. - Successful processing is not guaranteed for all titles, regions, or accounts, and may vary based on content type and system environment. - This tool is intended solely for personal use with content that the user is authorized to access. Users are responsible for complying with U-NEXT's terms of service and applicable local laws. - The developer does not host, distribute, or provide any U-NEXT content and assumes no responsibility for third-party content usage.

User reviews

Extension files

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URLs
68
IPv4
1

URLs

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No IP addresses found

69 indicators in this extension

69 indicators
0 versions analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
One-time payment · Secure checkout by Stripe
Version
Size
Verdict
Findings
Permhash
1.0.0.2
Latest
1.85 MBNot scanned—
6f0ccfb276d35948b38bedc05c2e789dee956e2e2c3e5d89f407df9a32fbbd61
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